Craig Van Hoy Speaking as part of an American Lung Association–sponsored series of talks, the climber recounts his accomplishments, which include scaling some of the world's loftiest peaks. REI, 222 Yale Ave. N., 800-732-9339. Free. 6:30 p.m. Wed., April 6.

Hot Spots in Our World The University of Washington–sponsored lecture series begins with "Iraq: What's Next?" presented by Middle East Studies Program head Ellis Goldberg. UW campus (call 206-897-8939 for exact location and to register). $15. 7-8:30 p.m. Wed., April 6.

Iraq Forum Chat with fellow doves, and perhaps the occasional hawk, at this forum on Iraqi resistance to U.S. occupation. Sponsored by the International Socialist Organization. Seattle Central Community College, 1701 Broadway Ave. E. (Room 3203), 206-931-2922. Free. 7-9 p.m. Wed., April 6.

Meet the Mammals The biweekly lecture series at the Burke Museum kicks off with "Remarkable Mammals: Diversity for All Environments," an overview of mammals' evolution since Triassic times. 17th Avenue Northeast and Northeast 45th Street, 206-543-9681. Free (preregistration required). 7-8:30 p.m. Wed., April 6.

Environmental Forum Poet and essayist Terry Tempest Williams leads a pack of earth-friendly thinkers in a panel discussion at Town Hall titled: "Where in the World Are We Going? How Nature, Cities, and Cultures Can Flourish in the 21st Century." Sponsored by People for Puget Sound and the Society for Ecological Restoration. 1119 Eighth Ave., 206-382-7007. $15. 7:30-9:30 p.m. Wed., April 6.

Thane Rosenbaum In a talk at the Henry Art Gallery, the writer and law professor examines depictions of the legal profession in literature, from Shakespeare ("The first thing we do, let's kill all the lawyers") to the works of filmmaker Sidney Lumet and novelist E.L. Doctorow. 15th Avenue Northeast and Northeast 41st Street, 888-621-2230. Free (tickets required). 7 p.m. Thurs., April 7.

Richard Weikart The California State University history professor (and author of From Darwin to Hitler: Evolutionary Ethics, Eugenics, and Racism in Germany)explicates the link between Darwinism and the Third Reich. Seattle Pacific University (Demaray Hall), 3307 Third Ave. W., 206-281-2000. Free. 7:30 p.m. Thurs., April 7.

Art Lecture In a talk co-sponsored by Microsoft and the Seattle Public Library, cultural historian Bram Dijkstra discusses the post–World War II birth of corporate collecting and its impact on American artists. Central Library (Microsoft Auditorium), 1000 Fourth Ave., 206-386-4636. Free. 6:30-8:30 p.m. Fri., April 8.

Film Screening The Green Party of Seattle and the October 22nd Coalition to Stop Police Brutality present the documentary Every Mother's Son, which profiles Amadou Diallo and other innocents killed by NYPD police officers. Discussion to follow. University Heights Center (Room 106), 5031 University Way N.E., 206-264-5527. Free (donations requested). 7-9:30 p.m. Fri., April 8.

Steve Kaire Nicknamed "The King of High Concept," Hollywood screenwriter Kaire is known for selling scripts off a single pitch. Also an instructor at the American Film Institute, he'll come clean about his life in the movie industry in a talk sponsored by the Northwest Screenwriters Guild. Victory Studios, 2247 15th Ave. W., www.nwsg.org. $10 (free for film students and members of local film organizations). 7 p.m. Fri., April 8.

Nature Class Mysterious spiders roaming a group of volcanic isles? The stuff of fantasy novels, perhaps, but also a reality, as arachnologist Rod Crawford explains at a Northwest Stream Center class. 600 128th St. S.E., 425-316-8592. $6. 7 p.m. Fri., April 8.

Audiology Conference A one-day symposium on the science of hearing, hosted by the University of Washington. HUB Auditorium (UW campus), 206-685-2962. Free. 9 a.m.-4 p.m. (visit http://depts.washington.edu/hearing/ehb.html for a complete schedule). Sat., April 9.

Work Party Help plant trees, flowers, and shrubs at a new "pocket park" in Greenwood. Bring a shovel and work gloves! Sixth Avenue Northwest and Northwest 76th Street, 206-781-7840. Free. Drop-in hours: 9 a.m.-3 p.m. Sat., April 9.

History Exhibit As part of a touring exhibit called "Friends of Willie and Joe" (after the Bill Mauldin comic strip), historians and veterans in World War II garb answer questions about the logistics of battle—field equipment, vehicle specs, weaponry—at Auburn's SuperMall. 1101 SuperMall Way (Auburn), 253-833-9500. Free. 10 a.m.-7 p.m. Sat., April 9. 11 a.m.-5 p.m. Sun., April 10.

Multicultural Fair Perfect for kids, this Bellevue Community College festival features everything under the sun. Likely highlights include an 8-foot giraffe puppet, fire-engine tours, international foods, a mini film festival, and bean-toss games. 3000 Landerholm Circle S.E., 425-564-6150. Free. 10 a.m.-5 p.m. Sat., April 9.

Norwegian Heritage Day Uff da! Though nothing says native pride like pickled herring and lutefisk, this event at Ballard's Leif Erikson Hall offers plenty more: shipbuilding, the screening of a documentary on Norway during World War II, and a performance by the Norwegian Ladies Chorus. 2245 N.W. 57th St., 206-783-1274. Free. 10 a.m.-3 p.m. Sat., April 9.

Trade Justice Workshop Learn about CAFTA, the Central American Free Trade Agreement, at a workshop sponsored in part by the Seattle Committee in Solidarity with the People of El Salvador. Seattle University (Campion Hall), 901 12th Ave., 206-325-5494. Free. 10 a.m.-2 p.m. Sat., April 9.

Family Fun Workshop First examine the Museum of Flight's new exhibit on the history of kites, then make one of your own. 9404 E. Marginal Way S., 206-764-5700. $14 ($13 seniors, $7.50 youth). 11:15 a.m. and 1:15 p.m. Sat., April 9-Sun., April 10.

Matthijs Bouw The Dutch architect appears with the one-man band Mt. Eerie (aka the Microphones) in a multimedia event designed to "split the difference between the practice of architecture and other arts." Northwest Film Forum, 1515 12th Ave., 206-329-2629. $5. 5 p.m. Sun., April 10.

Business Lecture Larry's Markets head Barry MacKechnie talks about the pros and cons of corporate expansion, and how best to handle it, at a talk sponsored by the Association for Corporate Growth. Washington Athletic Club, 1325 Sixth Ave., 206-362-6975. $40 ($25 ACG members). Reception: 5:30 p.m. Presentation: 6:30 p.m. Wed., April 13.

Fair Trade Forum In a panel discussion at Town Hall, producers and retailers discuss the facts and figures of the global fair-trade movement. 1119 Eighth Ave., 206-652-4255. Free. 7 p.m. Wed., April 13.

Hot Spots in Our World The University of Washington–sponsored lecture series continues with "Kosovo Final Status: Independence or Something Less?" presented by European Studies professor Frederick Lorenz. UW campus (call 206-897-8939 for exact location and to register). $15. 7-8:30 p.m. Wed., April 13.

Tony Kushner As part of the Nextbook series on Jewish culture, the outspoken, Pulitzer-winning playwright (Angels in America) talks about his latest work, Caroline, or Change, as well as the political issues of the day. Benaroya Hall, 200 University St., 888-621-2230. Free (tickets required). 7:30 p.m. Wed., April 13.